engine, a broken wing of a cracked spar, the plane of the master of sports in aircraft modeling andrey klyausf the battle heavily damaged. this is the price of victory before the next battle, the aircraft is important to quickly put in order helps the team. mechanics, engineers. here teamwork is important for them, because competitions, as a rule, take place. 2 days less than 3 days, respectively , we finish the first day, that we arrive at the hotel, we begin to prepare equipment, on the second day. this is the repair of aircraft, washing of engines, and so on and so forth in case of a complete breakdown in the so-called hangars. there are spare planes. today they are trying not to release them to model aircraft in the air. even a strong wind is difficult and dangerous to fly. for instance. this aircraft can no longer take part in the following battles during the battle. aircraft engines were damaged. here, a few athletes went out of order, they say, often planes and with such damage rise into the air , the design of simple parts, at least. all work, mechanical, and no electronics, the engin